minor updates

app.py

@@ -166,6 +166,8 @@ def predict_and_analyze(model_name, num_channels, dim, image):
     
     # plot raw activations
     output, input_image, activation_1, activation_2 = get_activations(model, image, sub_mean=False)
+    activation_1 = normalize_array(activation_1)
+    activation_2 = normalize_array(activation_2)
     fig2 = plot_activations(activation_1, activation_2, origin=origin)
     
     
@@ -173,7 +175,7 @@ def predict_and_analyze(model_name, num_channels, dim, image):
     plt.rcParams['xtick.labelsize'] = ticks
     plt.rcParams['ytick.labelsize'] = ticks
     
-    input_fig, ax = plt.subplots(nrows=1, ncols=1, figsize=(15, 8))
+    input_fig, ax = plt.subplots(nrows=1, ncols=1, figsize=(19, 8))
     
     im0 = ax.imshow(input_image, cmap=cmap,
                      origin=origin)